Home
Class 12
MATHS
If f(x)=4x-5 then f^-1 (x)=(x+5)/4...

If ` f(x)=4x-5 `then `f^-1 (x)=(x+5)/4`

Promotional Banner

Topper's Solved these Questions

  • PSEB SAMPLE QUESTIONS

    JMD PUBLICATION|Exercise EXAMPLE|51 Videos

  • SOLVED SAMPLE QUESTION PAPERS

    JMD PUBLICATION|Exercise EXAMPLE|260 Videos

Similar Questions

Explore conceptually related problems

If f(x)=3x-5, then f^(-1)(x) is

If f(x) = 2 x^3 + 7x - 5 then f^(-1) (4) is :

If f(x) = 2x - 5, then f (0) is :

f:R->R is defined as f(x)=2x+|x| then f(3x)-f(-x)-4x=

If f(x) = tan^-1x,g(x) = tan^-1((1+x)/(1-x)) fo |x| < 1, show that f' (x) = g' (x) and g(x) - f(x) = pi/4

If f(x) =3x^4-5x^2+7 , find f(x-1).

Let f (x) = |x|, then f(-5/2) is :

If f'(x)=x/2 + 2/x and f(1)=5/4 , then find f(x) .

A function y=f(x) satisfies (x+1)f^(')(x)-2(x^(2)+x)f(x) = e^(x^(2))/(x+1), Aax gt -1 . If f(0)=5 , then f(x) is

JMD PUBLICATION-RELATION & FUNCTIONS-EXERCISE
  1. If f(x)=abs(x) and g(x)= [x] thenf@g(-1/2) is

    Text Solution

    |

  2. If f:R–>R is defined and f(x)= (3x+4)/2 then f^(-1) is

    Text Solution

    |

  3. If f: Rrarr R given by f(x) = (x^3) + 3, then f^-1(x) equals·:

    Text Solution

    |

  4. If f(x) =(x^2), then f@ f(x) =

    Text Solution

    |

  5. If f(x) =2x-3, then f^(-1)(x) =

    Text Solution

    |

  6. The smallest equivalence relation R on set A ={1,2,8} is=

    Text Solution

    |

  7. The range of(abs(x-1))/(x-1) is 1

    Text Solution

    |

  8. If f(x)=4x-5 then f^-1 (x)=(x+5)/4

    Text Solution

    |

  9. If f(x)= [x], g (x) = abs(x), then find the value of (fog) (5/2) - (go...

    Text Solution

    |

  10. If f:N–>N is defined by{[(n+1)/2 (if n is odd) ] ,[( n/2)(if n is even...

    Text Solution

    |

  11. Prove that function f: RrarrR, f (x) = (3-2x)/7- is one-one and onto. ...

    Text Solution

    |

  12. Show that the relation R={(a,b):aleb} is not equivalence relation

    Text Solution

    |

  13. Let T be the set of all triangles in a plane with R as a relation in T...

    Text Solution

    |

  14. Let f: R–>R is defined as f(x)=x^2 is neither one one nor onto

    Text Solution

    |

  15. Let f:R-{-3/5}–>R be a function defined as f(x)= (2x)/(5x+3) find f^(-...

    Text Solution

    |

  16. If R={(x,y):x+2y=8} is a relation on N write the range of R

    Text Solution

    |

  17. If f : R rarr R be given by: f(x) = (3-x^3)^1//3, then f(f(x)) is:

    Text Solution

    |

  18. Let A=R-{3} and B=R-{1} . Consider the function f:A–>B. defined by f(x...

    Text Solution

    |

  19. Show that the relation R defined by R = {(a, b) (a - b), is divisible ...

    Text Solution

    |

  20. If f(x)=(4x+3)/(6x-4) ,x != 2/3 show that f@f(x) =x for all x != 2/3....

    Text Solution

    |